Collers Beach Weather Forecast

    • 14
    • 28

    Sunny

    • 18
    • 22

    Shower or two

    • 12
    • 17

    Cloudy

    • 14
    • 20

    Shower or two

    • 15
    • 23

    Mostly sunny

    • 15
    • 26

    Mostly sunny

    • 17
    • 25

    Partly cloudy

Today 20 Sep South Coast

Sunny. Winds northwesterly 20 to 30 km/h. Daytime maximum temperatures 27 to 33.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Variable about 10 knots becoming northerly 10 to 15 knots in the morning then tending northwesterly in the evening. Winds reaching up to 20 knots offshore south of Point Perpendicular during the afternoon and evening.
Seas
Around 1 metre.
1st Swell
Southerly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
A high pressure system over the Tasman Sea directs a northwesterly flow over the state, ahead of a fresh and gusty southerly change moving across the the coastal waters and reaching the QLD border by Tuesday. A new high pressure system is forecast to slip south during early to mid next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Collers Beach Temperature Statistics View More

September Temperature

Ulladulla (2km)

  • Lowest 16 September, 2026

    6.9 °C

  • Average September

    16.2 °C

  • Highest 2 September, 2026

    27.3 °C

Climate (2021–2026)

Ulladulla (2km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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